CN201882224U - Bicycle with micro box type transmission - Google Patents
Bicycle with micro box type transmission Download PDFInfo
- Publication number
- CN201882224U CN201882224U CN2010205760431U CN201020576043U CN201882224U CN 201882224 U CN201882224 U CN 201882224U CN 2010205760431 U CN2010205760431 U CN 2010205760431U CN 201020576043 U CN201020576043 U CN 201020576043U CN 201882224 U CN201882224 U CN 201882224U
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Abstract
The utility model discloses a bicycle with a micro box type transmission, which comprises a frame device, a transmission device, a mobile device and a safety device. The bicycle is characterized in that the micro box type transmission is arranged on an intermediate shaft of the frame device and comprises the box type transmission device and a gear shifting device, the intermediate shaft and an auxiliary shaft are arranged in a box body, a clutch sleeve and a drive gear are fixed on the intermediate shaft, the right outer end of the intermediate shaft is movably matched with an intermediate shaft driven gear and a sprocket wheel, a clutch sleeve and a driven gear are fixed on the auxiliary shaft, the right end face of the auxiliary shaft is fixedly provided with an auxiliary shaft drive gear, and the auxiliary shaft drive gear is engaged with the intermediate shaft driven gear. The bicycle has a small and compact structure, is convenient to use, achieves flexible and rapid gear shifting, and has a large transmission ratio range, high climbing capability and high speed on flat roads. Moreover, the bicycle can realize rapid gear shifting under various road conditions, is easy to manufacture, has a low production cost, can be easily accepted by bicycle enthusiasts, and has a high promotional value.
Description
Technical field
The utility model relates to the bicycle in the vehicle, more specifically relates to a kind of bicycle that is provided with miniature box change-speed box.
Background technology
Bicycle claims bicycle or bicycle again.At present, though bicycle has a lot of kinds,, bicycle mainly is made up of parts such as vehicle frame, tire, foot-operated, brake, chains, according to the work characteristics of each parts, roughly it can be divided into: bicycle frame device, driving device, running gear, safety device.Driving device comprises pedal, crank, sprocket wheel, chain, axis and flywheel etc., steps on pedal by manpower, drives wheel revolutions by Transmission, drives to move ahead.At present, the transmission speed ratio of bicycle has speed ratio to immobilize and adjustable two kinds of speed ratio, the adjustable person of bicycle speed ratio, most Flywheel fluted discs that adopt a plurality of different numbers of teeth of fixed installation on flywheel, adjusting sprocket wheel by chain makes up with the Flywheel fluted disc of the different numbers of teeth, realize different transmission speed ratios, though the mode structure of this change transmission speed ratio is simple, bicycle speed ratio setting range is narrower, it is very difficult to shift gears, when bicycle was climbed bigger sloping of angle, the bicycle speed ratio was still bigger, and climbing is difficult, when bicycle during at the good level road of condition, the bicycle driver wants to ride soon, and less because of the bicycle speed ratio, bicycle is ridden unhappy again.For this reason, someone has invented the bicycle middle shaft change-speed box at the bicycle middle shaft place, want to overcome the narrower deficiency of bicycle speed ratio setting range, as, number of patent application is 200420068975.X, publication number is CN2740527, name is called the technical scheme of " bicycle middle shaft change-speed box ", this bicycle middle shaft change-speed box, it comprises gear wheel, ball, axis, outer housing box, bicycle rack, pedal crank etc., it is that housing box is provided with axis and floral axis in the housing box outside side by side outside the bicycle middle shaft position is provided with, gear wheel and gear wheel gear, the speed change big gear wheel is loaded on the axis, and flat fast gear and change speed pinion are housed on floral axis, stir the flat fast gear that makes on the floral axis and the flat fast gear mesh on the axis by shifter bar, or change speed pinion on the floral axis and the engagement of the speed change big gear wheel on the axis.It is bigger to be somebody's turn to do " bicycle middle shaft change-speed box " structure, and structure is reasonable inadequately, and variable speed operation is difficulty, the bicycle fan can't accept, thus there is not Related product on the market, for this reason, remain to be developed the bicycle that is provided with miniature box change-speed box, to satisfy bicycle fan's needs.
Summary of the invention
The purpose of this utility model: and a kind of bicycle that is provided with miniature box change-speed box is provided.
The technical solution of the utility model is:
A kind of bicycle that is provided with miniature box change-speed box, comprise bicycle frame device, driving device, running gear, safety device, it is characterized in that: be provided with miniature box change-speed box at the axis place of bicycle frame device, miniature box change-speed box is made up of box transmission system and gearshift two large divisions, upper box and lower box are combined into the casing of box transmission system, axis is installed in casing, countershaft, on axis, be installed with clutch sleeve, driving gear, also running-fit has driving gear on clutch sleeve, running-fit has the axis driven gear in the right outer end of axis, sprocket wheel, axis driven gear and sprocket wheel are connected as a single entity, two outer ends at axis are provided with pedal crank, on countershaft, be installed with clutch sleeve, driven gear, also running-fit has driven gear on clutch sleeve, right outer end at countershaft is fixed with countershaft drive gear, countershaft drive gear and the engagement of axis driven gear, driving gear on the axis and the engagement of the driven gear on the countershaft, one end of driving gear on clutch sleeve or driven gear is provided with the yoke shifter other end and is provided with the gears to engage and disengage tooth, on clutch sleeve, be provided with the sleeve clutch tooth, the clutch of yoke shifter pinion clutch tooth and sleeve clutch tooth, gearshift is located at the casing outside of box transmission system, and the gearshift backguy control outer end of gearshift is located on the handlebar.
Described a kind of bicycle that is provided with miniature box change-speed box, in described casing, on axis, from right to left, be installed with a retaining driving gear, two retaining driving gears, the clutch sleeve of three retainings, the clutch sleeve of four retainings successively, running-fit has three retaining driving gears on the clutch sleeve of three retainings, and running-fit has four retaining driving gears on the clutch sleeve of four retainings; On countershaft, from right to left, be installed with clutch sleeve, the clutch sleeve of two retainings, three retaining driven gears, the four retaining driven gears of a retaining successively, running-fit has a retaining driven gear on the clutch sleeve of a retaining, and running-fit has two retaining driven gears on the clutch sleeve of two retainings; An one retaining driving gear and a retaining driven gear engagement, two retaining driving gears and two retaining driven gear engagements, three retaining driving gears and three retaining driven gear engagements, four retaining driving gears and four retaining driven gear engagements.
Described a kind of bicycle that is provided with miniature box change-speed box, transmitting ratio between one a retaining driving gear and the retaining driven gear is 13: 28, transmitting ratio between two retaining driving gears and the two retaining driven gears is 20: 20, transmitting ratio between three retaining driving gears and the three retaining driven gears is 25: 15, transmitting ratio between four retaining driving gears and the four retaining driven gears is 29: 12, countershaft drive gear and axis driven gear ingear transmitting ratio are 20: 20, and the transmitting ratio of sprocket wheel and flywheel is 28: 16 or 28: 18 or 28: 13.
Described a kind of bicycle that is provided with miniature box change-speed box, described gearshift is located at the cabinet shell top of box transmission system, gearshift is mainly by spacing ratchet, subtract the retaining ratchet, subtract the retaining shift fork, add the retaining shift fork, add the retaining ratchet, support, vertical shaft, the shift fork pull back spring, press shift fork pull back spring nut, press spacing ratchet nut, yoke shifter, ratchet, the gearshift overhead cam, gearshift is cam down, the gearshift pull bar, back-up ring, backguy is formed, on vertical shaft, be installed with spacing ratchet from top to bottom successively, subtract the retaining ratchet, add the retaining ratchet, the gearshift overhead cam, gearshift is cam down, backguy drives gearshift overhead cam and the gearshift cam rotation down on the vertical shaft, the gearshift overhead cam of rotation and the gearshift cam pull bar driven gear shift fork motion that promotes successively to shift gears down.
Described spacing ratchet, subtract the retaining ratchet, add the retaining ratchet, be uniform octadentate, whenever draw a backguy just to drive 45 ° of vertical shaft rotations.
Described a kind of bicycle that is provided with miniature box change-speed box, when adding retaining, described gearshift makes the working gear in the box transmission system be in proper order successively:
A. when meshing the closing of sleeve clutch of the gears to engage and disengage tooth of a retaining and a retaining, remaining gears to engage and disengage tooth separates with the sleeve clutch tooth, and a retaining driving gear and keeps off driven gear biography carry-over moment, and all the other gears are carry-over moment not;
B. whole gears are carry-over moment not;
C. when meshing the closing of sleeve clutch of the gears to engage and disengage teeth of two retainings and two retainings, remaining gears to engage and disengage tooth separates with the sleeve clutch tooth, and two retaining driving gears and two keep off the driven gear carry-over moments, and all the other gears are carry-over moment not;
D. whole gears are carry-over moment not;
E. when meshing the closing of sleeve clutch of the gears to engage and disengage teeth of three retainings and three retainings, remaining gears to engage and disengage tooth separates with the sleeve clutch tooth, and three retaining driving gears and three keep off the driven gear carry-over moments, and all the other gears are carry-over moment not;
F. whole gears are carry-over moment not;
G. when meshing the closing of sleeve clutch of the gears to engage and disengage teeth of four retainings and four retainings, remaining gears to engage and disengage tooth separates with the sleeve clutch tooth, and four retaining driving gears and four keep off the driven gear carry-over moments, and all the other gears are carry-over moment not;
H. whole gears are carry-over moment not;
Periodical duty.
Described a kind of bicycle that is provided with miniature box change-speed box, when subtracting retaining, described gearshift makes the working gear in the box transmission system be in proper order successively:
A is when meshing the closing of sleeve clutch of the gears to engage and disengage teeth of four retainings and four retainings, and remaining gears to engage and disengage tooth separates with the sleeve clutch tooth, and four retaining driving gears and four keep off the driven gear carry-over moments, and all the other gears are carry-over moment not;
B. whole gears are carry-over moment not;
C. when meshing the closing of sleeve clutch of the gears to engage and disengage teeth of three retainings and three retainings, remaining gears to engage and disengage tooth separates with the sleeve clutch tooth, and three retaining driving gears and three keep off the driven gear carry-over moments, and all the other gears are carry-over moment not;
D. whole gears are carry-over moment not;
E. when meshing the closing of sleeve clutch of the gears to engage and disengage teeth of two retainings and two retainings, remaining gears to engage and disengage tooth separates with the sleeve clutch tooth, and two retaining driving gears and two keep off the driven gear carry-over moments, and all the other gears are carry-over moment not;
F. whole gears are carry-over moment not;
G. when meshing the closing of sleeve clutch of the gears to engage and disengage tooth of a retaining and a retaining, remaining gears to engage and disengage tooth separates with the sleeve clutch tooth, and a retaining driving gear and keeps off the driven gear carry-over moment, and all the other gears are carry-over moment not;
H. whole gears are carry-over moment not;
Periodical duty.
The principle of work that is provided with the bicycle of miniature box change-speed box of the present utility model: the stretcher of people's stepping bicycle, the rotation of driving axis, driving gear on the axis drives the driven gear rotation on the countershaft, the driven gear of work done drives the countershaft rotation, the countershaft drive gear that is fixed on the right outer end of countershaft drives axis driven gear and sprocket wheel rotation, drives bicycle by chain, flywheel thereafter and advances.The effect of gearshift is exactly that driven gear and the cooresponding clutch sleeve of controlling the driving gear of different gears on the axis and the different gears of countershaft carry out clutch, realizes speed change.
The gearshift of the bicycle that is provided with miniature box change-speed box of the present utility model is very simple, spurs twice backguy on the handlebar, just can realize once shifting gears.
The beneficial effects of the utility model: it is unique that the bicycle that is provided with miniature box change-speed box of the present utility model has design, and structure is small and exquisite, laborsaving, compact, long service life, easy to operate, gearshift is flexible, quick, and gear range is bigger, and hill climbing ability is extremely strong, level road speed is fast, all can realize crash change of speed under the particularly various road conditions, make easily that productive costs is low, easily accepted, have the value of popularizing by the bicycle fan.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is the structural representation of miniature box change-speed box in the utility model.
Fig. 3 is the A-A cutaway view among Fig. 2.
Be labeled as among the figure: spacing ratchet 1, subtract retaining ratchet 2, subtract retaining shift fork 3, add retaining shift fork 4, add retaining ratchet 5, support 6, vertical shaft 7, shift fork pull back spring 8, press shift fork pull back spring nut 9, press spacing ratchet nut 10, yoke shifter 11, ratchet 12, gearshift overhead cam 13a, gearshift is cam 13b down, gearshift pull bar 14, back-up ring 15, upper box 16, backguy 17, yoke shifter fulcrum 18, lower box 19, axis 20, countershaft 21 4 retaining driven gears 22, four retaining driving gears 23, three retaining driving gears 24, three retaining driven gears 25, two retaining driven gears 26, one retaining driven gear 27, clutch sleeve 28, sleeve clutch tooth 28a, gears to engage and disengage tooth 28b, countershaft drive gear 29, sprocket wheel 30, two retaining driving gears 31, one retaining driving gear 32, axis driven gear 33, pedal crank 34, handlebar 35.
The specific embodiment
Below by embodiment, the utility model is further described.
Embodiment
With reference to Fig. 1, Fig. 2, Fig. 3, a kind of bicycle that is provided with miniature box change-speed box, comprise bicycle frame device, driving device, running gear, safety device, it is characterized in that: be provided with miniature box change-speed box at the axis place of bicycle frame device, miniature box change-speed box is made up of box transmission system and gearshift two large divisions, upper box 16 and lower box 19 are combined into the casing of box transmission system, axis 20 is installed in casing, countershaft 21, on axis 20, be installed with clutch sleeve 28, driving gear, also running-fit has driving gear on clutch sleeve 28, running-fit has axis driven gear 33 in the right outer end of axis 20, sprocket wheel 30, axis driven gear 33 and sprocket wheel 30 are connected as a single entity, two outer ends at axis 20 are provided with pedal crank 34, on countershaft 21, be installed with clutch sleeve 28, driven gear, also running-fit has driven gear on clutch sleeve 28, right outer end at countershaft 21 is fixed with countershaft drive gear 29, countershaft drive gear 29 and 33 engagements of axis driven gear, driven gear engagement on driving gear on the axis 20 and the countershaft 21, one end of driving gear on clutch sleeve 28 or driven gear is provided with yoke shifter 11 other ends and is provided with gears to engage and disengage tooth 28b, on clutch sleeve 28, be provided with sleeve clutch tooth 28a, the clutch of yoke shifter 11 pinion clutch tooth 28b and sleeve clutch tooth 28a, gearshift is located at the casing outside of box transmission system, and the gearshift backguy 17 control outer ends of gearshift are located on the handlebar 35.
In described casing, on axis 20, from right to left, be installed with a retaining driving gear 32, two retaining driving gears 31, the clutch sleeve 28 of three retainings, the clutch sleeve 28 of four retainings successively, running-fit has three retaining driving gears 24 on the clutch sleeve 28 of three retainings, and running-fit has four retaining driving gears 23 on the clutch sleeve 28 of four retainings; On countershaft 21, from right to left, be installed with clutch sleeve 28, the clutch sleeve 28 of two retainings, three retaining driven gears 25, the four retaining driven gears 22 of a retaining successively, running-fit has a retaining driven gear 27 on the clutch sleeve 28 of a retaining, and running-fit has two retaining driven gears 26 on the clutch sleeve 28 of two retainings; One retaining driving gear 32 and a retaining driven gear 27 engagements, two retaining driving gears 31 and 26 engagements of two retaining driven gears, three retaining driving gears 24 and 25 engagements of three retaining driven gears, four retaining driving gears 23 and 22 engagements of four retaining driven gears.
Transmitting ratio between one a retaining driving gear 32 and the retaining driven gear 27 is 13: 28, transmitting ratio between two retaining driving gears 31 and the two retaining driven gears 26 is 20: 20, transmitting ratio between three retaining driving gears 24 and the three retaining driven gears 25 is 25: 15, transmitting ratio between four retaining driving gears 23 and the four retaining driven gears 22 is 29: 12, countershaft drive gear 29 is 20: 20 with axis driven gear 33 ingear transmitting ratios, and sprocket wheel 30 is 28: 16 with the transmitting ratio of flywheel.
Described gearshift is located at the cabinet shell top of box transmission system, gearshift is mainly by spacing ratchet 1, subtract retaining ratchet 2, subtract retaining shift fork 3, add retaining shift fork 4, add retaining ratchet 5, support 6, vertical shaft 7, shift fork pull back spring 8, press shift fork pull back spring nut 9, press spacing ratchet nut 10, yoke shifter 11, ratchet 12, gearshift overhead cam 13a, gearshift is cam 13b down, gearshift pull bar 14, back-up ring 15, backguy 17 is formed, on vertical shaft 7, be installed with spacing ratchet 1 from top to bottom successively, subtract retaining ratchet 2, add retaining ratchet 5, gearshift overhead cam 13a, gearshift is cam 13b down, backguy 17 drives gearshift overhead cam 13a and the gearshift cam 13b rotation down on the vertical shafts 7, the gearshift overhead cam 13a of rotation and gearshift cam 13b pull bar 14 driven gear shift forks 11 motions that promote successively to shift gears down.
Described spacing ratchet 1, subtract retaining ratchet 2, add retaining ratchet 5, be uniform octadentate, whenever draw a backguy 17 just to drive 45 ° of vertical shaft 7 rotations.
The described bicycle that is provided with miniature box change-speed box, when adding retaining, described gearshift makes the working gear in the box transmission system be in proper order successively:
A. close when closing as the gears to engage and disengage tooth 28b of a retaining and the sleeve clutch tooth 28a of a retaining, remaining gears to engage and disengage tooth 28b separates with sleeve clutch tooth 28a, and a retaining driving gear 32 and keeps off driven gear 27 carry-over moments, and all the other gears are carry-over moment not;
B. whole gears are carry-over moment not;
C. close when closing as the gears to engage and disengage tooth 28b of two retainings and the sleeve clutch tooth 28a of two retainings, remaining gears to engage and disengage tooth 28b separates with sleeve clutch tooth 28a, and two retaining driving gears 31 and two keep off driven gears 26 carry-over moments, and all the other gears are carry-over moment not;
D. whole gears are carry-over moment not;
E. close when closing as the gears to engage and disengage tooth 28b of three retainings and the sleeve clutch tooth 28a of three retainings, remaining gears to engage and disengage tooth 28b separates with sleeve clutch tooth 28a, and three retaining driving gears 24 and three keep off driven gears 25 carry-over moments, and all the other gears are carry-over moment not;
F. whole gears are carry-over moment not;
G. close when closing as the gears to engage and disengage tooth 28b of four retainings and the sleeve clutch tooth 28a of four retainings, remaining gears to engage and disengage tooth 28b separates with sleeve clutch tooth 28a, and four retaining driving gears 23 and four keep off driven gears 22 carry-over moments, and all the other gears are carry-over moment not;
H. whole gears are carry-over moment not;
Periodical duty.
All gears during carry-over moment, are not equivalent to neutral.
This example is when a retaining, and the revolution ratio of axis and trailing wheel is: 1: 0.812, climbing power was extremely strong; When four retainings, the revolution ratio of axis and trailing wheel is: 1: 4.23, speed was exceedingly fast during level road.
In like manner, the bicycle that is provided with miniature box change-speed box of this example can also subtract retaining, and the circulation that subtracts retaining is with to add the retaining circulation opposite.Here do not describe in detail.
The sprocket wheel of three-wheel vehicle and the transmitting ratio of flywheel can be 28: 18, and the sprocket wheel of racing car, small-wheel bicycle and the transmitting ratio of flywheel can be 28: 13.
But apply lubrication oil in the casing of miniature box change-speed box.This routine sample car tries through road repeatedly, obtains good effect, receives expert favorable comment.
Claims (5)
1. bicycle that is provided with miniature box change-speed box, comprise bicycle frame device, driving device, running gear, safety device, it is characterized in that: be provided with miniature box change-speed box at the axis place of bicycle frame device, miniature box change-speed box is made up of box transmission system and gearshift two large divisions, upper box (16) and lower box (19) are combined into the casing of box transmission system, axis (20) is installed in casing, countershaft (21), on axis (20), be installed with clutch sleeve (28), driving gear, also running-fit has driving gear on clutch sleeve (28), running-fit has axis driven gear (33) in the right outer end of axis (20), sprocket wheel (30), axis driven gear (33) and sprocket wheel (30) are connected as a single entity, be provided with pedal crank (34) in two outer ends of axis (20), on countershaft (21), be installed with clutch sleeve (28), driven gear, also running-fit has driven gear on clutch sleeve (28), be fixed with countershaft drive gear (29) in the right outer end of countershaft (21), countershaft drive gear (29) and axis driven gear (33) engagement, driven gear engagement on driving gear on the axis (20) and the countershaft (21), driving gear on clutch sleeve (28) or an end of driven gear are provided with yoke shifter (11) other end and are provided with gears to engage and disengage tooth (28b), on clutch sleeve (28), be provided with sleeve clutch tooth (28a), the clutch of yoke shifter (11) pinion clutch tooth (28b) and sleeve clutch tooth (28a), gearshift is located at the casing outside of box transmission system, and gearshift backguy (17) the control outer end of gearshift is located on the handlebar (35).
2. the bicycle that is provided with miniature box change-speed box according to claim 1, it is characterized in that: in described casing, on axis (20), from right to left, be installed with a retaining driving gear (32), two retaining driving gears (31), the clutch sleeve (28) of three retainings, the clutch sleeve (28) of four retainings successively, going up running-fit at the clutch sleeve (28) of three retainings has three retaining driving gears (24), and going up running-fit at the clutch sleeve (28) of four retainings has four retaining driving gears (23); On countershaft (21), from right to left, be installed with clutch sleeve (28), the clutch sleeve (28) of two retainings, three retaining driven gears (25), the four retaining driven gears (22) of a retaining successively, going up running-fit at the clutch sleeve (28) of a retaining has a retaining driven gear (27), and going up running-fit at the clutch sleeve (28) of two retainings has two retaining driven gears (26); An one retaining driving gear (32) and retaining driven gear (a 27) engagement, two retaining driving gears (31) and two retaining driven gear (26) engagements, three retaining driving gears (24) and three retaining driven gear (25) engagements, four retaining driving gears (23) and four retaining driven gear (22) engagements.
3. the bicycle that is provided with miniature box change-speed box according to claim 2, it is characterized in that: the transmitting ratio between a retaining driving gear (32) and the retaining driven gear (27) is 13: 28, transmitting ratio between two retaining driving gears (31) and the two retaining driven gears (26) is 20: 20, transmitting ratio between three retaining driving gears (24) and the three retaining driven gears (25) is 25: 15, transmitting ratio between four retaining driving gears (23) and the four retaining driven gears (22) is 29: 12, countershaft drive gear (29) is 20: 20 with axis driven gear (33) ingear transmitting ratio, and sprocket wheel (30) is 28: 16 or 28: 18 or 28: 13 with the transmitting ratio of flywheel.
4. the bicycle that is provided with miniature box change-speed box according to claim 1, it is characterized in that: described gearshift is located at the cabinet shell top of box transmission system, gearshift is mainly by spacing ratchet (1), subtract retaining ratchet (2), subtract retaining shift fork (3), add retaining shift fork (4), add retaining ratchet (5), support (6), vertical shaft (7), shift fork pull back spring (8), press shift fork pull back spring nut (9), press spacing ratchet nut (10), yoke shifter (11), ratchet (12), gearshift overhead cam (13a), gearshift is cam (13b) down, gearshift pull bar (14), back-up ring (15), backguy (17) is formed, on vertical shaft (7), be installed with spacing ratchet (1) from top to bottom successively, subtract retaining ratchet (2), add retaining ratchet (5), gearshift overhead cam (13a), gearshift is cam (13b) down, backguy (17) drives gearshift overhead cam (13a) and gearshift cam (13b) rotation down on the vertical shaft (7), and the gearshift overhead cam (13a) of rotation and gearshift cam (13b) down promote gearshift pull bar (14) driven gear shift fork (11) motion successively.
5. the bicycle that is provided with miniature box change-speed box according to claim 4, it is characterized in that: described spacing ratchet (1), subtract retaining ratchet (2), add retaining ratchet (5), be uniform octadentate, whenever draw a backguy (17) just to drive 45 ° of vertical shaft (7) rotations.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205760431U CN201882224U (en) | 2010-10-25 | 2010-10-25 | Bicycle with micro box type transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205760431U CN201882224U (en) | 2010-10-25 | 2010-10-25 | Bicycle with micro box type transmission |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201882224U true CN201882224U (en) | 2011-06-29 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205760431U Expired - Lifetime CN201882224U (en) | 2010-10-25 | 2010-10-25 | Bicycle with micro box type transmission |
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| Country | Link |
|---|---|
| CN (1) | CN201882224U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101979273A (en) * | 2010-10-25 | 2011-02-23 | 石宗泽 | Bicycle with miniature box transmission on middle axle |
| WO2022268074A1 (en) * | 2021-06-23 | 2022-12-29 | 石幸运 | Bicycle, frame system, and non-neutral gearbox |
-
2010
- 2010-10-25 CN CN2010205760431U patent/CN201882224U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101979273A (en) * | 2010-10-25 | 2011-02-23 | 石宗泽 | Bicycle with miniature box transmission on middle axle |
| WO2022268074A1 (en) * | 2021-06-23 | 2022-12-29 | 石幸运 | Bicycle, frame system, and non-neutral gearbox |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20110629 Effective date of abandoning: 20130227 |
|
| RGAV | Abandon patent right to avoid regrant |